air passage consisting of a ventilation shaft through which air leaves a mine
- The student looked at his teacher with upcast eyes.
- Don't upcast or chuck the scaffolding materials and don't leave behind the material on scaffolding.
- "Go down oneself from cliff upcast, fall on the ground before, I learned to fly.
- It results from to poverty person a true understanding course of ability, abandon old idea from thought upcast and establish new idea.
- All you need to do is upcast from the derived class and never look back to see what exact type of object you're dealing with.Everything is handled through polymorphism.
- Individual identity is freeway upcast anchor or be oily car offers trailer or not was the service that sends oil, and collection is proper charge, does relevant section allow?
- jack 千斤顶